Question

if 3 is a zero of x ^2- 4 x + k. then find k?​

Answer 1

Step-by-step explanation:

x²-4x+k= 0

p(x)= 3

p(3)= x²-4x+k

= (3)²-4×3+k

= 9-12+k

= -3+k

k= 3

Therefore, the value of k is 3

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Answer 2

Step-by-step explanation:

* p(x)=3

* x²-4x+K=0

* 3²-4(3)-K =0

* 9-12- k=0

-3+K= 0

K =3

Therefore k value is 3.

Therefore k value is 3.Pls marks me as brainlist answer